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Cristin-resultat-ID:
2008717
Sist endret:
10. mars 2022, 10:14
Resultat
Rapport
2021
Initial heat pump concepts and integration principles for SHIP200 targeting heat delivery up to 200 °C (steam cycle) and 250 °C (e.g. CO2 cycle)
Ole Marius Moen
og
Tarjei Heggset
Utgiver/serie
Utgiver/serie
Utgiver
SINTEF Energi AS
Om resultatet
Om resultatet
Rapport
Publiseringsår: 2021
Antall sider: 89
Klassifisering
Klassifisering
Fagfelt (NPI)
Fagfelt: Energi
- Fagområde: Realfag og teknologi
Beskrivelse
Beskrivelse
Engelsk
Tittel
Initial heat pump concepts and integration principles for SHIP200 targeting heat delivery up to 200 °C (steam cycle) and 250 °C (e.g. CO2 cycle)
Sammendrag
This report presents an evaluation of initial heat pump concepts and integration principles for SHIP200. Two main concepts have been developed: a high-temperature concept based on water/steam (R718) for short term heat delivery up to 200°C and a reversed Brayton heat pump concept based on CO2 (R-744) for long-term heat delivery up to 250°C. Evaluations of different heat pump concepts, component and system TRL level and cost have been performed. Both heat pump concepts were modelled in Modelica for detailed investigation of both design and off-design (part load) operational performance and stability in order to assess operability and integrability of the heat pump. The steam heat pump achieved a COP of 4.97 at design conditions, while the reversed Brayton cycle heat pump achieved a COP of 2.44. Model improvements to both concepts can be made to improve simulation accuracy and performance.
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fullstendig beskrivelse
Bidragsytere
Bidragsytere
Ole Marius Moen
Forfatter
ved Termisk energi ved SINTEF Energi AS
Tarjei Heggset
Forfatter
ved Institutt for fysikk ved Norges teknisk-naturvitenskapelige universitet
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